ldouble_wrappers: make code less verbose via WRAPPER2 macro
ldouble_wrappers: make code less verbose via WRAPPER2 macro

Tested: ran testsuite

Signed-off-by: Denys Vlasenko <42afb3a19136e88700e8b77002ea6a5a94c16782@googlemail.com>

hwoarang/uClibc,brgl/uclibc-ng,waweber/uclibc-clang,m-labs/uclibc-lm32,kraj/uclibc-ng,skristiansson/uClibc-or1k,kraj/uClibc,skristiansson/uClibc-or1k,ddcc/klee-uclibc-0.9.33.2,foss-for-synopsys-dwc-arc-processors/uClibc,majek/uclibc-vx32,majek/uclibc-vx32,ysat0/uClibc,czankel/xtensa-uclibc,ffainelli/uClibc,atgreen/uClibc-moxie,foss-xtensa/uClibc,atgreen/uClibc-moxie,groundwater/uClibc,ddcc/klee-uclibc-0.9.33.2,groundwater/uClibc,ddcc/klee-uclibc-0.9.33.2,kraj/uclibc-ng,hjl-tools/uClibc,wbx-github/uclibc-ng,kraj/uClibc,ndmsystems/uClibc,majek/uclibc-vx32,hjl-tools/uClibc,waweber/uclibc-clang,czankel/xtensa-uclibc,waweber/uclibc-clang,hwoarang/uClibc,czankel/xtensa-uclibc,foss-for-synopsys-dwc-arc-processors/uClibc,hjl-tools/uClibc,majek/uclibc-vx32,ndmsystems/uClibc,czankel/xtensa-uclibc,mephi42/uClibc,atgreen/uClibc-moxie,m-labs/uclibc-lm32,skristiansson/uClibc-or1k,ysat0/uClibc,foss-for-synopsys-dwc-arc-processors/uClibc,kraj/uClibc,m-labs/uclibc-lm32,foss-xtensa/uClibc,ysat0/uClibc,foss-for-synopsys-dwc-arc-processors/uClibc,ysat0/uClibc,wbx-github/uclibc-ng,ffainelli/uClibc,m-labs/uclibc-lm32,wbx-github/uclibc-ng,brgl/uclibc-ng,ffainelli/uClibc,wbx-github/uclibc-ng,ffainelli/uClibc,ndmsystems/uClibc,hwoarang/uClibc,atgreen/uClibc-moxie,mephi42/uClibc,hjl-tools/uClibc,ddcc/klee-uclibc-0.9.33.2,mephi42/uClibc,groundwater/uClibc,ndmsystems/uClibc,groundwater/uClibc,kraj/uclibc-ng,kraj/uClibc,waweber/uclibc-clang,ffainelli/uClibc,skristiansson/uClibc-or1k,kraj/uclibc-ng,hjl-tools/uClibc,foss-xtensa/uClibc,brgl/uclibc-ng,hwoarang/uClibc,groundwater/uClibc,foss-xtensa/uClibc,brgl/uclibc-ng,mephi42/uClibc